Stunning Art Deco box clasp.

Circa 1930's-40's.

Rectangular shape. Blue paste stone. Glass is flush with the surface. Filigree edge. Faux marcasites. 

Three strands. Unsigned.

Possibly French ?

Excellent condition. The photos speak for themselves. Lovely shiny silver metal with no tarnish. No chips or scratches to blue glass stone.

Functional clasp.

Rare and beautiful.

I combine postage.